<template>
  <el-container class="home_container">
    <el-header>
      <div>
        <img src="../assets/logo.png" alt="" />
        <span>电商后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <el-aside :width="isCollapse ? '64px' : '200px'">
        <div class="toggle_btn" @click="toggle_Collapse">|||</div>
        <!-- 菜单栏区域 -->
        <el-menu
          background-color="#333744"
          text-color="#fff"
          active-text-color="#ffd04b"
          :unique-opened="true"
          :collapse="isCollapse"
          :collapse-transition="false"
          router
          :default-active="$route.fullPath"
        >
          <!-- //一级菜单 -->
          <el-submenu
            :index="item.id + ''"
            v-for="item in menulist"
            :key="item.id"
          >
            <!-- 一级菜单的模板区域 -->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconsObj[item.id]"></i>
              <!-- 文本 -->
              <span>{{ item.authName }}</span>
            </template>
            <!-- 一级菜单里的二级菜单 -->
            <!-- index配置跳转连接 -->
            <el-menu-item
              :index="'/' + subItem.path"
              v-for="subItem in item.children"
              :key="subItem.id"
              @click="saveNavState"
            >
              <template slot="title">
                <i class="el-icon-menu"></i>
                <span>{{ subItem.authName }}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <el-main>
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>
<!--  -->
<script>
export default {
  data() {
    return {
      menulist: [],
      iconsObj: {
        125: "iconfont icon-user",
        103: "iconfont icon-tijikongjian",
        101: "iconfont icon-shangpin",
        102: "iconfont icon-danju",
        145: "iconfont icon-baobiao",
      },
      //是否折叠
      isCollapse: false,
    };
  },
  methods: {
    logout() {
      //清空token返回登录页
      window.sessionStorage.clear();
      this.$router.push("./login");
    },
    async getMenuList() {
      const { data: res } = await this.$http.get("menus");
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg);
      this.menulist = res.data;
    },
    //点击切换菜单折叠状态
    toggle_Collapse() {
      this.isCollapse = !this.isCollapse;
    },
    saveNavState() {
      // console.log(this.$route.fullPath);
    },
  },
  created() {
    this.getMenuList();
  },
};
</script>

<style scoped lang="less">
.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  align-items: center;
  // padding-left: 0;
  color: #fff;
  font-size: 20px;

  > div {
    display: flex;
    align-items: center;

    span {
      margin-left: 15px;
    }

    img {
      width: 40px;
    }
  }
}

.el-aside {
  background-color: #333744;

  .el-menu {
    // 解决右侧对不齐
    border-right: none;
  }
}

.el-main {
  background-color: #eaedf1;
}

.home_container {
  height: 100%;
}

.iconfont {
  margin-right: 10px;
}

.toggle_btn {
  background-color: #4a5064;
  font-size: 10px;
  line-height: 24px;
  color: white;
  text-align: center;
  letter-spacing: 0.3em;
  cursor: pointer;
}
</style>
